title: Willingness to pay for cataract surgery in Kathmandu valley.
mesh_terms: D000368:Aged; D002387:Cataract Extraction / Q000191:economics*; D003906:Developing Countries; D005260:Female; D006301:Health Services Needs and Demand / Q000191:economics*; D006801:Humans; D008297:Male; D009390:Nepal; D010353:Patient Education as Topic; D011203:Poverty; D017149:Private Sector